Use program directives to namespace options

docs/conf.py

@@ -267,7 +267,7 @@ def add_html_context(app, pagename, templatename, context, *args):
 def write_cli_docs():
     from kitty.cli import option_spec_as_rst
     with open('generated/cli-kitty.rst', 'w') as f:
-        f.write(option_spec_as_rst(appname='kitty'))
+        f.write(option_spec_as_rst(appname='kitty').replace('kitty --to', 'kitty @ --to'))
 
 # }}}
 

docs/index.rst

@@ -242,7 +242,7 @@ Startup Sessions
 ------------------
 
 You can control the tabs, window layout, working directory, startup
-programs, etc. by creating a "session" file and using the :option:`--session`
+programs, etc. by creating a "session" file and using the :option:`kitty --session`
 command line flag. For example:
 
 .. code-block:: ini

docs/invocation.rst

@@ -1,4 +1,6 @@
 The kitty command line interface
 ====================================
 
+.. program:: kitty
+
 .. include:: generated/cli-kitty.rst